:root {
  /* EASY COLOR CHANGES: edit only these values. */
  --page-bg: #d8d8d8;
  --paper: #fbfbfb;
  --paper-alt: #f2f4ff;
  --ink: #151515;
  --muted: #5a5a5a;
  --blue: #2148bd;
  --blue-dark: #17317f;
  --blue-mid: #5676d8;
  --blue-light: #dfe6ff;
  --line: #9fb1f1;
  --shadow: rgba(23, 49, 127, 0.25);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--page-bg);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.62;
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover,
a:focus { text-decoration: underline; }

.site {
  width: min(1000px, calc(100% - 28px));
  margin: 20px auto 46px;
}

.bevel {
  background: linear-gradient(180deg, #fff 0%, var(--paper-alt) 100%);
  border: 4px solid var(--blue);
  box-shadow:
    inset 0 0 24px rgba(86, 118, 216, 0.22),
    5px 5px 0 var(--shadow);
}

.site-header { padding: 18px 18px 12px; }

.brand {
  text-align: center;
  padding: 8px 14px 16px;
}

.kicker {
  margin: 0 0 4px;
  color: #59689c;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.site-title {
  margin: 0;
  color: #5569d8;
  font-size: clamp(2.1rem, 5vw, 3.9rem);
  font-style: italic;
  font-weight: normal;
  line-height: 1.1;
  text-shadow: 1px 1px 0 #fff, 2px 2px 0 rgba(44, 63, 145, 0.24);
}

.site-tagline {
  margin: 8px 0 0;
  color: #28345d;
  font-size: 1.08rem;
  font-style: italic;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tabs a {
  display: block;
  min-width: 120px;
  padding: 9px 15px;
  border: 2px solid var(--blue);
  background: linear-gradient(180deg, #fff 0%, #e7ecff 100%);
  color: var(--blue-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.91rem;
  font-weight: 700;
  text-align: center;
  box-shadow: inset 0 0 10px rgba(86, 118, 216, 0.15);
}

.tabs a.active {
  background: linear-gradient(180deg, #5e7de0 0%, #3457bd 100%);
  color: #fff;
  text-decoration: none;
}

.intro {
  display: grid;
  grid-template-columns: 245px 1fr;
  gap: 24px;
  align-items: center;
  margin-top: 22px;
  padding: 18px;
}

.legacy-badge {
  padding: 18px;
  border: 3px solid #899ee9;
  background: linear-gradient(180deg, #fff 0%, #eef1ff 100%);
  text-align: center;
  box-shadow: inset 0 0 18px rgba(86, 118, 216, 0.2);
}

.image-badge {
  padding: 14px;
}

.bison-art {
  display: block;
  width: 100%;
  max-width: 380px;
  margin: 0 auto 12px;
  border: 0;
  box-shadow: inset 0 0 22px rgba(86, 118, 216, 0.20);
}

.legacy-badge strong {
  display: block;
  color: var(--blue-dark);
  font-size: 1.06rem;
  font-style: italic;
}

.legacy-badge small {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  line-height: 1.35;
}

.intro h2 {
  margin: 0 0 8px;
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  font-style: italic;
  line-height: 1.14;
}

.intro p {
  margin: 0 0 9px;
  font-size: 1.08rem;
}

.intro-meta {
  color: var(--muted);
  font-size: 0.94rem;
  font-style: italic;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 255px;
  gap: 22px;
  align-items: start;
  margin-top: 22px;
}

.blog-post,
.side-card {
  border: 3px solid var(--blue);
  background: var(--paper);
  box-shadow: inset 0 0 17px rgba(86, 118, 216, 0.13);
}

.blog-post {
  padding: 28px 30px;
  margin-bottom: 22px;
}

.post-heading {
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--line);
}

.post-heading h1 {
  margin: 0 0 6px;
  font-size: clamp(2rem, 4vw, 3rem);
  font-style: italic;
  line-height: 1.15;
}

.post-meta {
  margin: 0;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.88rem;
}

.blog-post p {
  margin: 0 0 16px;
  font-size: 1.06rem;
}

.blog-post h2 {
  margin: 34px 0 12px;
  padding-bottom: 5px;
  border-bottom: 2px solid var(--line);
  font-size: 1.9rem;
  font-style: italic;
  line-height: 1.2;
}

.blog-post ul {
  margin: 0 0 18px 22px;
  padding: 0;
}

.blog-post li {
  margin-bottom: 7px;
  font-size: 1.02rem;
}

.notice {
  margin: 24px 0;
  padding: 15px 18px;
  border-left: 5px solid #4165cd;
  background: linear-gradient(180deg, #fff 0%, #edf1ff 100%);
  box-shadow: inset 0 0 14px rgba(86, 118, 216, 0.12);
  font-style: italic;
}

.post-close {
  margin-top: 27px;
  padding-top: 17px;
  border-top: 2px solid var(--line);
  font-size: 1.04rem;
}

.side-card {
  margin-bottom: 18px;
  padding: 17px;
}

.side-card h3 {
  margin: 0 0 10px;
  padding-bottom: 5px;
  border-bottom: 2px solid var(--line);
  font-size: 1.28rem;
  font-style: italic;
}

.side-card p,
.side-card li {
  font-size: 0.96rem;
}

.side-card p { margin: 0 0 10px; }
.side-card ul { margin: 0; padding-left: 18px; }
.side-card li { margin-bottom: 6px; }

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.tag {
  padding: 3px 9px;
  border: 1px solid #768fe9;
  background: #edf1ff;
  color: #234194;
  font-size: 0.86rem;
  font-style: italic;
}

.archive-item {
  padding: 8px 0;
  border-bottom: 1px solid #cfd8ff;
}

.archive-item:last-child { border-bottom: 0; }
.archive-item strong { display: block; }
.archive-item small { color: var(--muted); }

.site-footer {
  margin-top: 28px;
  color: #444;
  font-size: 0.95rem;
  font-style: italic;
  text-align: center;
}

.edit-note {
  color: var(--muted);
  font-size: 0.88rem;
}

@media (max-width: 820px) {
  .intro,
  .layout { grid-template-columns: 1fr; }
  .intro { text-align: center; }
}

@media (max-width: 560px) {
  .site {
    width: calc(100% - 12px);
    margin-top: 7px;
  }

  .blog-post { padding: 20px 17px; }
  .tabs a { width: 100%; }
}